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September weather forecast in Lannion
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
31
+17
+15
31 August, sun
+17
+15
Feels like
+13
758 mmHg
81%
6.6
m/s
S
+18
31 August, Sunday. day, 17°; night, 15°; clear
1
+17
+15
1 September, mon
+17
+15
Feels like
+14
758 mmHg
82%
6.2
m/s
S
+18
1 September, Monday. day, 17°; night, 15°; partly cloudy
2
+17
+15
2 September, tue
+17
+15
Feels like
+14
758 mmHg
84%
6.4
m/s
S
+18
2 September, Tuesday. day, 17°; night, 15°; clear
3
+18
+15
3 September, wed
+18
+15
Feels like
+14
757 mmHg
84%
6.9
m/s
S
+18
3 September, Wednesday. day, 18°; night, 15°; clear
4
+18
+15
4 September, thu
+18
+15
Feels like
+14
757 mmHg
84%
6.4
m/s
S
+18
4 September, Thursday. day, 18°; night, 15°; clear
5
+18
+15
5 September, fri
+18
+15
Feels like
+14
757 mmHg
83%
6.5
m/s
S
+18
5 September, Friday. day, 18°; night, 15°; clear
6
+18
+15
6 September, sat
+18
+15
Feels like
+14
756 mmHg
85%
7.2
m/s
S
+17
6 September, Saturday. day, 18°; night, 15°; partly cloudy
7
+18
+15
7 September, sun
+18
+15
Feels like
+14
756 mmHg
84%
6.9
m/s
S
+18
7 September, Sunday. day, 18°; night, 15°; partly cloudy
8
+18
+15
8 September, mon
+18
+15
Feels like
+14
756 mmHg
84%
7.1
m/s
S
+18
8 September, Monday. day, 18°; night, 15°; rain
9
+18
+15
9 September, tue
+18
+15
Feels like
+13
756 mmHg
84%
7.2
m/s
S
+18
9 September, Tuesday. day, 18°; night, 15°; overcast
10
+18
+15
10 September, wed
+18
+15
Feels like
+13
756 mmHg
83%
7.3
m/s
S
+18
10 September, Wednesday. day, 18°; night, 15°; partly cloudy
11
+17
+14
11 September, thu
+17
+14
Feels like
+13
756 mmHg
83%
7.1
m/s
SW
+17
11 September, Thursday. day, 17°; night, 14°; rain
12
+17
+14
12 September, fri
+17
+14
Feels like
+12
757 mmHg
82%
7.4
m/s
SW
+17
12 September, Friday. day, 17°; night, 14°; overcast
13
+17
+14
13 September, sat
+17
+14
Feels like
+13
757 mmHg
82%
7.1
m/s
S
+17
13 September, Saturday. day, 17°; night, 14°; rain
14
+17
+14
14 September, sun
+17
+14
Feels like
+12
757 mmHg
81%
7.2
m/s
S
+17
14 September, Sunday. day, 17°; night, 14°; clear
15
+17
+14
15 September, mon
+17
+14
Feels like
+12
757 mmHg
82%
6.8
m/s
SW
+17
15 September, Monday. day, 17°; night, 14°; partly cloudy
16
+16
+14
16 September, tue
+16
+14
Feels like
+12
756 mmHg
81%
6.9
m/s
SW
+17
16 September, Tuesday. day, 16°; night, 14°; overcast
17
+17
+14
17 September, wed
+17
+14
Feels like
+12
755 mmHg
81%
7.4
m/s
S
+17
17 September, Wednesday. day, 17°; night, 14°; rain
18
+17
+14
18 September, thu
+17
+14
Feels like
+12
755 mmHg
81%
7.8
m/s
S
+17
18 September, Thursday. day, 17°; night, 14°; rain
19
+17
+14
19 September, fri
+17
+14
Feels like
+13
757 mmHg
82%
6.8
m/s
S
+18
19 September, Friday. day, 17°; night, 14°; clear
20
+17
+14
20 September, sat
+17
+14
Feels like
+13
756 mmHg
82%
6.8
m/s
S
+17
20 September, Saturday. day, 17°; night, 14°; clear
21
+17
+14
21 September, sun
+17
+14
Feels like
+13
756 mmHg
82%
6.6
m/s
S
+17
21 September, Sunday. day, 17°; night, 14°; partly cloudy
22
+17
+14
22 September, mon
+17
+14
Feels like
+12
756 mmHg
83%
6.9
m/s
S
+18
22 September, Monday. day, 17°; night, 14°; clear
23
+17
+13
23 September, tue
+17
+13
Feels like
+12
756 mmHg
82%
7.2
m/s
S
+17
23 September, Tuesday. day, 17°; night, 13°; rain
24
+16
+13
24 September, wed
+16
+13
Feels like
+11
755 mmHg
81%
7.8
m/s
S
+17
24 September, Wednesday. day, 16°; night, 13°; rain
25
+16
+13
25 September, thu
+16
+13
Feels like
+11
756 mmHg
81%
7
m/s
S
+17
25 September, Thursday. day, 16°; night, 13°; rain
26
+16
+13
26 September, fri
+16
+13
Feels like
+11
756 mmHg
82%
7.8
m/s
S
+18
26 September, Friday. day, 16°; night, 13°; rain
27
+16
+14
27 September, sat
+16
+14
Feels like
+11
756 mmHg
82%
8.3
m/s
S
+18
27 September, Saturday. day, 16°; night, 14°; rain
28
+17
+13
28 September, sun
+17
+13
Feels like
+12
757 mmHg
82%
7.1
m/s
SW
+18
28 September, Sunday. day, 17°; night, 13°; partly cloudy
29
+16
+13
29 September, mon
+16
+13
Feels like
+11
756 mmHg
81%
7.6
m/s
SW
+17
29 September, Monday. day, 16°; night, 13°; rain
30
+17
+13
30 September, tue
+17
+13
Feels like
+11
754 mmHg
84%
8.2
m/s
S
+17
30 September, Tuesday. day, 17°; night, 13°; rain
1
+16
+14
1 October, wed
+16
+14
Feels like
+11
753 mmHg
84%
8.6
m/s
SW
+17
1 October, Wednesday. day, 16°; night, 14°; rain
2
+16
+13
2 October, thu
+16
+13
Feels like
+11
754 mmHg
83%
8.5
m/s
SW
+17
2 October, Thursday. day, 16°; night, 13°; rain
3
+16
+13
3 October, fri
+16
+13
Feels like
+11
756 mmHg
82%
7.9
m/s
S
+16
3 October, Friday. day, 16°; night, 13°; partly cloudy
4
+15
+12
4 October, sat
+15
+12
Feels like
+10
756 mmHg
80%
8.1
m/s
SW
+17
4 October, Saturday. day, 15°; night, 12°; rain
Average data for 10 years
Lannion September
8
sunny days
12
days with precipitation
7
cloudy days
8 sunny days; 12 days with precipitation; 7 cloudy days;
82
%
air humidity
5.4
m/s
Wind
S
59
mm of precipitation
(6% of annual average)
+17
°C
Water temperature
air humidity 82%; 59 millimeters of precipitation (6% of annual average); Wind southerly 5.4 Meters per second; Water temperature +17°
Weather graphs for September
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
S
S
S
S
S
S
S
SW
SW
S
S
SW
SW
S
S
S
S
S
S
S
S
S
S
S
SW
SW
S
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
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